---
title: "Deep Insights into Low-code Development Tools"
date: 2022-05-03
authors: [Jagger]
tags: [insight]
image: ./lowcode.png
description: In this chapter, we will share with you some of the top low-code development tools repos (LCDT repos) on GitHub in 2021 measured by different metrics including the number of stars, PRs, contributors, countries, regions and so on. 
keywords: [low-code, tidb, top ranking, github, database, github archive, gitHub metrics]
---

import {CommonChart} from "../../src/components/CommonChart";

In this chapter, we will share with you some of the **top low-code development tools repos (LCDT repos)** on GitHub in 2021 measured by different metrics including the number of stars, PRs, contributors, countries, regions and so on. 

<!--truncate-->

Note: 
1. You can move your cursor onto any of the repository bars/lines on the chart and get the exact number. 
2. The SQL commands above each chart are what we use on our TiDB Cloud to get the analytical results. Try those SQL commands by yourselves on TiDB Cloud with this [10-minute tutorial](/blog/try-it-yourself/).

## Star history of top LCDT repos since 2011

<CommonChart
    chart='dynamic-stars'
    category='archive/2021/repo-racing-by-stars'
    formatSql={false}
    field='nocode'
/>

## Top 10 most starred LCDT repos in 2021

<CommonChart
    chart='barchart'
    category='archive/2021/repo-ranking-by-stars-growth'
    formatSql={false}
    categoryIndex='repo_name'
    valueIndex='stars'
    seriesName='Stars'
    field='nocode'
    n={10}
/>


## Top 10 LCDT repos with the most PRs in 2021

<CommonChart
    chart='barchart'
    category='archive/2021/repo-ranking-by-prs'
    formatSql={false}
    categoryIndex='repo_name'
    valueIndex='prs'
    seriesName='PRs'
    field='nocode'
    n={10}
/>

## Top 20 developers contributing the most PRs to LCDT repos in 2021

<CommonChart
    chart='barchart'
    category='archive/2021/repo-pr-creator-ranking-by-prs'
    formatSql={false}
    categoryIndex='actor_login'
    valueIndex='prs'
    categoryType='owner'
    seriesName='PRs'
    field='nocode'
    n={20}
/>

## Top 10 LCDT repos with the highest YoY growth rate in 2021

<CommonChart
    chart='yoychart'
    category='archive/2021/repo-ranking-by-yoy-stars-growth'
    formatSql={false}
    field='nocode'
/>

## Top 10 LCDT repos with the lowest YoY growth rate in 2021

<CommonChart
    chart='yoychart'
    category='archive/2021/repo-ranking-by-yoy-stars-growth-least'
    formatSql={false}
    field='nocode'
/>

## Top 7 most used programming languages in LCDT repos in 2021

<CommonChart
    chart='barchart'
    category='archive/2021/language-ranking-by-prs'
    formatSql={false}
    categoryIndex='language'
    valueIndex='prs'
    categoryType='lang'
    seriesName='PRs'
    field='nocode'
    n={7}
/>

## Top 20 companies contributing the most to LCDT repos in 2021

<CommonChart
    chart='barchart'
    category='archive/2021/company-ranking-by-contributions'
    formatSql={false}
    categoryIndex='company'
    valueIndex='contributions'
    seriesName='Contributions'
    categoryType={false}
    field='nocode'
    n={20}
/>

## Top 20 countries/regions contributing the most to LCDT repos in 2021

<CommonChart
    chart='worldmapchart'
    category='archive/2021/country-ranking-by-contributions'
    formatSql={false}
    categoryIndex='country_code'
    valueIndex='contributions'
    seriesName='Contributions'
    field='nocode'
    n={20}
/>

## The rankings of LCDT repos measured by Z-score in 2021

The analytical results displayed above are generated based on just one single metric of these three: stars, PRs, or contributors. Now, we will use the [Z-score](https://en.wikipedia.org/wiki/Standard_score) method to rank the LCDT repos on GitHub. 

This is the comprehensive ranking calculated by z-score:

<CommonChart
    chart='zscorechart'
    category='archive/2021/repo-ranking-by-z-score'
    formatSql={false}
    field='nocode'
    n={50}
/>